AnusoosanbabyOptimizing SQL Update Queries: VALUES Clause with JOIN vs. CASE StatementSQL is a powerful language that allows you to achieve the same functionality using different methods with just a few keywords. A good…Jun 19Jun 19
AnusoosanbabyOrder of Execution of a Query with aUnderstanding the order of execution in SQL queries is crucial for writing efficient and accurate queries. Each part of a query serves a…Jun 15Jun 15
AnusoosanbabyComparing Query Performances for the Same Task: Crosstab Function vs. CASE StatementsIn SQL, the same logic can be implemented in different ways. However, it’s crucial to consider performance and always aim for optimized…Jun 14Jun 14
AnusoosanbabyUnderstanding Joins in SQL: Maximum and Minimum RowsWhen working with SQL, joining tables is a fundamental operation to combine data from two or more tables based on a related column. The…Jun 13Jun 13
AnusoosanbabyAdvanced Data Cleaning with Regular Expressions in PostgreSQL.Regular expressions (regex) are powerful tools for searching, matching, and manipulating text based on specific patterns. PostgreSQL offers…Jun 5Jun 5
AnusoosanbabyRegular Expressions in PostgreSQL for Data ProcessingIn the world of data processing and text manipulation, regular expressions (often abbreviated as regex or regexp) are a powerful tool that…Jun 3Jun 3
AnusoosanbabyChoosing Between Numpy and Pandas for Data Cleaning and Processing.When working with data in CSV format, one of the initial steps is deciding how to load, clean, and process this data. Python offers two…May 20May 20
AnusoosanbabyEfficiently Importing CSV Data into PostgreSQL Using Python and SQLAlchemyImporting data from a CSV file into a PostgreSQL database is a common task that can become cumbersome when the CSV file contains a large…May 17May 17
AnusoosanbabyBuilding an Interactive Resume with Tableau: Stand Out in the Job Market.Creating a resume in Tableau can be an innovative way to showcase your professional profile, especially if you’re in a field related to…Mar 27Mar 27
